parameter,bitrate,psnr,y_psnr,u_psnr,v_psnr,ms_ssim,vmaf,bitrate_log,encode_time,decode_time
27,1879.56,50.052,49.612,51.420,51.325,32.20,96.107,0.000,0,0
39,1016.04,45.568,44.933,47.631,47.313,28.24,93.425,0.000,0,0
49,624.51,41.734,40.864,44.532,44.153,24.35,87.702,0.000,0,0
59,347.27,37.252,36.264,40.345,40.086,19.22,74.649,0.000,0,0
63,193.52,32.968,31.867,36.425,36.121,15.10,52.935,0.000,0,0